Draw (a) a leaf, (b) a tap root and (c) a flower

3

(a)

Can you find a plant in your house or in your neighbourhood, which has a long but a weak stem? Write its name. In which category would you classify it?

3

(a)

If a plant has leaves with reticulate venation, what kind of roots will it have?

3

(a)

Is it possible for you to find out whether a plant has tap roots or fibrous roots by looking at the impression of its leaf on a sheet of papers?

3

(a)

Name two flowers, each with joined and separated sepals.

3

(a)

Will a leaf taken from a potted plant kept in a dark room for a few days turn blue black when tested for starch? Give reason for your answer.

3

(a)

Can the stem of a plant be compared with a street with two ways traffic? Give reason.

3

(a)

Look at figure, who do you think is watering their plant correctly, Paheli or Boojho? Why?

3

(a)

A plant is found to have tap root. Can you suggest what kind of venation its leaves has?

3

(a)

Suggest the type of root system in grass. Also explain that root system.

3

(a)

Roots are necessary to keep the plants healthy and alive. Explain. 

3

(a)

Give the basis of characterising different types of plants using any one of the salient features.

3

(a)

On the basis of height, name the three types of plants.

3

(a)

Will a leaf taken from a potted plant kept in a dark room for a few days turn blue black when tested for starch? 'Give reasons for your answer.

3

(a)

Can the stem of a plant be compared with a street with two-way traffic? Give reason.

3

(a)